Thanks, Even and Andre! :S
2016-01-15 13:04 GMT+01:00 Even Rouault <[email protected]>: > Le vendredi 15 janvier 2016 12:46:33, Stefan Keller a écrit : >> Hi >> >> I have a GDAL .vrt from a GDAL_WMS/TMS which was tweaked to >> projection/CRS EPSG:21781 [see below *]. >> >> The problem here is, that the bbox is way too large. It should be >> Switzerland but it's larger than europe. (in 21781 it's lowerleftX >> 480000 loverleft Y 70000 upperrightX 840000 upperrightY 300000) >> >> How can I configure the correct bbox in the .vrt? >> Or is this a problem at server side config. (http://tile.osm.ch/21781/)? >> In fact I'm wondering anyhow about these current UpperLeftX/UpperLeftY >> numbers...(which somehow work)? > > You have to figure out/find somewhere what is the extent at zoom level 0 in > EPSG:21781 (thus representing a large part of the world) and put it in the > GDAL_WMS definition. > > Then you can create a view on Switzerland with gdal_translate -srcwin -of VRT. > >> >> :Stefan >> >> <GDAL_WMS> >> <Service name="TMS"> >> <ServerUrl>http://tile.osm.ch/21781/${z}/${x}/${y}.png</ServerUrl> >> </Service> >> <DataWindow> >> <UpperLeftX>-20037508.34</UpperLeftX> >> <UpperLeftY>20037508.34</UpperLeftY> >> <LowerRightX>20037508.34</LowerRightX> >> <LowerRightY>-20037508.34</LowerRightY> >> <TileLevel>18</TileLevel> >> <TileCountX>1</TileCountX> >> <TileCountY>1</TileCountY> >> <YOrigin>top</YOrigin> >> </DataWindow> >> <Projection>EPSG:21781</Projection> >> <BlockSizeX>256</BlockSizeX> >> <BlockSizeY>256</BlockSizeY> >> <BandsCount>3</BandsCount> >> <Cache /> >> </GDAL_WMS> >> _______________________________________________ >> gdal-dev mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/gdal-dev > > -- > Spatialys - Geospatial professional services > http://www.spatialys.com _______________________________________________ gdal-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/gdal-dev
